Fan Casting Arthur Fleck in Batman: Avenger of The Fallen

Note: since Zod killed Superman in this universe and Lois Lane never died, that means the first Joker, Arthur Fleck, is still alive too, and has continued to be a collective and sociopathic pain in the back of the Batman, who has been continously been fighting and locking the clown prince of crime up behind bars for the past nearly two years at this point.